Nilakkottai Food Park Limited · Tamilnadu Sustainable Industrial Water Corporation Limited · Tamilnadu Civil Supplies Corporation · Electronics Corporation Of Tamilnadu Limited · Tamilnadu Industrial Development Corporation Limited · Itcot Limited · Tamilnadu Small Industries Development Corporation Limited · State Industries Promotion Corporation Of Tamilnadu Limited · Tamilnadu Polymer Industries Park Limited · Guindy Industrial Estate Infrastructure Upgradation Company · Tamilnadu Adidravidar Housing And Development Corporation Limited · U70200 Tn1974 Plc006543